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Cheap flights from Adelaide to Ko Samui from $1,202

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to Ko Samui departing on 18/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Adelaide to Ko Samui

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:45 - 18:50
ADL
-
USM
27h 35m
2 stops
Multiple Airlines Logo
08:40 - 21:55
USM
-
ADL
34h 45m
2 stops
$1,202Multiple Airlines
Sat, 18 Jul - Mon, 27 Jul
Multiple Airlines Logo
08:55 - 17:20
ADL
-
USM
34h 55m
2 stops
Multiple Airlines Logo
15:25 - 14:25
USM
-
ADL
20h 30m
2 stops
$1,308Multiple Airlines
Mon, 20 Jul - Wed, 29 Jul
Qantas Airways Logo
18:55 - 18:15
ADL
-
USM
25h 50m
2 stops
Qantas Airways Logo
13:30 - 11:15
USM
-
ADL
19h 15m
2 stops
$1,344Qantas Airways
Sun, 14 Jun - Tue, 23 Jun
Qantas Airways Logo
18:55 - 18:15
ADL
-
USM
25h 50m
2 stops
Qantas Airways Logo
16:25 - 11:15
USM
-
ADL
16h 20m
2 stops
$1,353Qantas Airways
Sun, 14 Jun - Thu, 25 Jun
Qantas Airways Logo
07:50 - 21:10
ADL
-
USM
15h 50m
2 stops
Qantas Airways Logo
13:30 - 13:35
USM
-
ADL
21h 35m
2 stops
$1,381Qantas Airways
Tue, 8 Sep - Sat, 12 Sep
Qantas Airways Logo
07:50 - 21:10
ADL
-
USM
16h 50m
2 stops
Qantas Airways Logo
14:35 - 16:25
USM
-
ADL
22h 20m
2 stops
$1,430Qantas Airways
Mon, 19 Oct - Thu, 22 Oct
Qantas Airways Logo
07:50 - 21:10
ADL
-
USM
16h 50m
2 stops
Qantas Airways Logo
14:35 - 16:25
USM
-
ADL
22h 20m
2 stops
$1,438Qantas Airways
Mon, 19 Oct - Thu, 22 Oct
Singapore Airlines Logo
09:10 - 07:45
ADL
-
USM
25h 05m
1 stop
Singapore Airlines Logo
18:15 - 16:20
USM
-
ADL
19h 35m
1 stop
$1,587Singapore Airlines
Tue, 8 Sep - Sat, 12 Sep
Singapore Airlines Logo
17:35 - 07:45
ADL
-
USM
16h 40m
1 stop
Singapore Airlines Logo
08:40 - 16:20
USM
-
ADL
29h 10m
1 stop
$1,601Singapore Airlines
Sun, 14 Jun - Thu, 25 Jun
Malaysia Airlines Logo
09:45 - 08:15
ADL
-
USM
25h 00m
2 stops
Malaysia Airlines Logo
08:45 - 07:00
USM
-
ADL
19h 45m
2 stops
$1,609Malaysia Airlines
Sat, 13 Jun - Thu, 25 Jun

Qantas Airways flights from Adelaide to Ko Samui

Our best Qantas Airways deals on Adelaide to Ko Samui flight tickets
Qantas Airways
14 June
ADL18:55Adelaide
25h 50m
2 stops
USM18:15Ko Samui
23 June
USM13:30Ko Samui
19h 15m
2 stops
ADL11:15Adelaide
$1,344
Qantas Airways
8 Sept
ADL07:50Adelaide
15h 50m
2 stops
USM21:10Ko Samui
12 Sept
USM13:30Ko Samui
21h 35m
2 stops
ADL13:35Adelaide
$1,381
Qantas Airways
19 Oct
ADL07:50Adelaide
16h 50m
2 stops
USM21:10Ko Samui
22 Oct
USM14:35Ko Samui
22h 20m
2 stops
ADL16:25Adelaide
$1,430

Singapore Airlines flights from Adelaide to Ko Samui

Our best Singapore Airlines deals on Adelaide to Ko Samui flight tickets
Singapore Airlines
8 Sept
ADL09:10Adelaide
25h 05m
1 stop
USM07:45Ko Samui
12 Sept
USM18:15Ko Samui
19h 35m
1 stop
ADL16:20Adelaide
$1,587
Singapore Airlines
13 June
ADL17:35Adelaide
26h 15m
1 stop
USM17:20Ko Samui
25 June
USM08:40Ko Samui
29h 10m
1 stop
ADL16:20Adelaide
$1,615
Singapore Airlines
14 June
ADL17:35Adelaide
16h 40m
1 stop
USM07:45Ko Samui
23 June
USM11:05Ko Samui
17h 50m
1 stop
ADL07:25Adelaide
$1,648

momondo Fare Finder

 
Customise your flight search to find flights from Adelaide to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 26 May 2026.
Use the filters below to find and compare flights from Adelaide to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sat 18/7

17:45-18:50

2 stops27h 35m

Ko Samui

Mon 27/7

08:40-21:55

2 stops34h 45m

$1,202

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 20/7

08:55-17:20

2 stops34h 55m

Ko Samui

Wed 29/7

15:25-14:25

2 stops20h 30m

$1,308

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 14/6

18:55-18:15

2 stops25h 50m

Ko Samui

Tue 23/6

13:30-11:15

2 stops19h 15m

$1,344

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 14/6

18:55-18:15

2 stops25h 50m

Ko Samui

Thu 25/6

16:25-11:15

2 stops16h 20m

$1,353
Fastest return journey

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Tue 8/9

07:50-21:10

2 stops15h 50m

Ko Samui

Sat 12/9

13:30-13:35

2 stops21h 35m

$1,381

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 19/10

07:50-21:10

2 stops16h 50m

Ko Samui

Thu 22/10

14:35-16:25

2 stops22h 20m

$1,430

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 19/10

07:50-21:10

2 stops16h 50m

Ko Samui

Thu 22/10

14:35-16:25

2 stops22h 20m

$1,438

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Tue 8/9

09:10-07:45

1 stop25h 05m

Ko Samui

Sat 12/9

18:15-16:20

1 stop19h 35m

$1,587

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 14/6

17:35-07:45

1 stop16h 40m

Ko Samui

Thu 25/6

08:40-16:20

1 stop29h 10m

$1,601

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sat 13/6

09:45-08:15

2 stops25h 00m

Ko Samui

Thu 25/6

08:45-07:00

2 stops19h 45m

$1,609

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Ko Samui from

How to get the cheapest flight ticket from Adelaide to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Adelaide and Ko Samui?

What is the cheapest month to fly to Ko Samui?

The month of February is, on average, the cheapest month to fly to Ko Samui from Adelaide, with most prices found around $0. If you aren’t able to travel during the month of February, then book flights to Ko Samui from Adelaide during October instead. Flights to Ko Samui in October, while not as cheap as those in February, still average around $1,188.

Can stopping save me money on Adelaide to Ko Samui flights?

You could potentially save up to 33% on your flight if you consider stops on a Adelaide to Ko Samui flight.

When to book flights from Adelaide to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Adelaide to Ko Samui (ADL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ko Samui

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Adelaide to Ko Samui takes 16h 50m
There are no direct flights from Adelaide to Ko Samui. There are no popular flight routes from Adelaide to Ko Samui.
Search flight deals

Frequently asked questions about flying from Adelaide to Ko Samui

  • How far is Adelaide to Ko Samui by plane?

    There are 6386.5 km between Adelaide and Ko Samui. A reasonable flight in good conditions will take 16h 50m.

  • When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?

    Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?

  • How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Adelaide to Ko Samui?

Best airlines flying from Adelaide to Ko Samui

Compare and see reviews for airlines that fly from Adelaide to Ko Samui with momondo
Airline
Rating
Free cancellation
Price
Qantas AirwaysPriceFrom $1,119Free cancellationRating
7.5
1,042 reviews
Search Qantas Airways flights
Singapore AirlinesPriceFrom $1,159Free cancellationRating
8.2
1,522 reviews
Search Singapore Airlines flights

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan
Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Adelaide.

Can I find flights from Adelaide to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Adelaide with this policy.

How can momondo help me find flights from Adelaide to Ko Samui?

Once you have performed a search for Adelaide to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Adelaide to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ko Samui trip

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